| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pron] if it [is] | 60 |
|
| 2 | [verb] [pron] it [is] [not/n't] | 59 |
|
| 3 | [verb] if it [is] [not/n't] | 37 |
|
| 4 | [pron] if it [is] [not/n't] | 24 |
|
